Hair dryer



FIG. 1 is a frontal elevational view of my new design for hair dryer;

FIG. 2 is a left side elevational view thereof, the right sideelevational view (not shown) being a mirror image thereof;

FIG 3 is a top plan view thereof;

FIG. 4 is a rearward elevational view thereof; and,

FIG. 5 is a bottom plan view thereof.

The ornamental design for a hair dryer, as shown and described.